Lighting device



FIG. 1 is a front elevation view of the lighting device of the present design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is top plan view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a perspective view thereof. 

CLAIM The ornamental design for the lighting device, as shown and described. 